Insider Trading for MPLX
View recent insider trading activity including purchases, sales, and awards. Insider trading can provide insights into how executives view their company's prospects.
Insider Trading Summary
Shares Acquired
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Shares Disposed
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Net Position
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Recent Activity (30 Days)
No insider transactions in the past 30 days.
Quarterly Activity (3 Months)
Acquisitions: 23.7K shares
Dispositions: 0 shares
Net: 23.7K shares
Insiders have been net buyers over the quarter, suggesting potential confidence in medium-term business fundamentals.
Key Insider Activity: Mar 1, 2025 to May 15, 2026
Hennigan Michael J
ExecutiveDirector, Officer: Executive Chairman
+1.9K shares
5 transactions
Mannen Maryann T.
ExecutiveChief Executive Officer
+78.4K shares
8 transactions
Quaid John J
DirectorDirector
+7.9K shares
4 transactions
Benson Molly R
ExecutiveOfficer: Chief Legal Ofc & Corp Sec
+5.6K shares
5 transactions
Floerke Gregory Scott
ExecutiveChief Operating Officer
+2.9K shares
5 transactions
Transaction Details
| Date | Insider | Role | Transaction | Shares | Price | Value | Owned After | SEC Filing |
|---|---|---|---|---|---|---|---|---|
| May 15, 2026 | Walker Ray N JR | DDirector | Award/Grant | 78.436 | $0.00 | $0.00 | 4.1K | View |
| May 15, 2026 | SURMA JOHN P | DDirector | Award/Grant | 1.7K | $0.00 | $0.00 | 93.4K | View |
| May 15, 2026 | STICE J MICHAEL | DDirector | Award/Grant | 1.1K | $0.00 | $0.00 | 57.0K | View |
May 15, 2026 | Locked | — | — | — | — | — | — | — |
May 15, 2026 | Locked | — | — | — | — | — | — | — |
May 15, 2026 | Locked | — | — | — | — | — | — | — |
May 15, 2026 | Locked | — | — | — | — | — | — | — |
Apr 30, 2026 | Locked | — | — | — | — | — | — | — |
Apr 30, 2026 | Locked | — | — | — | — | — | — | — |
Apr 30, 2026 | Locked | — | — | — | — | — | — | — |
Apr 30, 2026 | Locked | — | — | — | — | — | — | — |
Apr 30, 2026 | Locked | — | — | — | — | — | — | — |
Apr 30, 2026 | Locked | — | — | — | — | — | — | — |
Apr 30, 2026 | Locked | — | — | — | — | — | — | — |
Apr 1, 2026 | Locked | — | — | — | — | — | — | — |
Mar 2, 2026 | Locked | — | — | — | — | — | — | — |
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Mar 2, 2026 | Locked | — | — | — | — | — | — | — |
Mar 1, 2026 | Locked | — | — | — | — | — | — | — |
Mar 1, 2026 | Locked | — | — | — | — | — | — | — |
Mar 1, 2026 | Locked | — | — | — | — | — | — | — |
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Mar 1, 2026 | Locked | — | — | — | — | — | — | — |
Mar 1, 2026 | Locked | — | — | — | — | — | — | — |
Feb 17, 2026 | Locked | — | — | — | — | — | — | — |
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Feb 17, 2026 | Locked | — | — | — | — | — | — | — |
Feb 17, 2026 | Locked | — | — | — | — | — | — | — |
Jan 19, 2026 | Locked | — | — | — | — | — | — | — |
Dec 12, 2025 | Locked | — | — | — | — | — | — | — |
Dec 12, 2025 | Locked | — | — | — | — | — | — | — |
Dec 12, 2025 | Locked | — | — | — | — | — | — | — |
Dec 12, 2025 | Locked | — | — | — | — | — | — | — |
Nov 14, 2025 | Locked | — | — | — | — | — | — | — |
Nov 14, 2025 | Locked | — | — | — | — | — | — | — |
Nov 14, 2025 | Locked | — | — | — | — | — | — | — |
Nov 14, 2025 | Locked | — | — | — | — | — | — | — |
Nov 14, 2025 | Locked | — | — | — | — | — | — | — |
Nov 14, 2025 | Locked | — | — | — | — | — | — | — |
Nov 14, 2025 | Locked | — | — | — | — | — | — | — |
Aug 25, 2025 | Locked | — | — | — | — | — | — | — |
Aug 25, 2025 | Locked | — | — | — | — | — | — | — |
Aug 15, 2025 | Locked | — | — | — | — | — | — | — |
Aug 15, 2025 | Locked | — | — | — | — | — | — | — |
Aug 15, 2025 | Locked | — | — | — | — | — | — | — |
Aug 15, 2025 | Locked | — | — | — | — | — | — | — |
Aug 15, 2025 | Locked | — | — | — | — | — | — | — |
Aug 15, 2025 | Locked | — | — | — | — | — | — | — |
May 16, 2025 | Locked | — | — | — | — | — | — | — |
May 16, 2025 | Locked | — | — | — | — | — | — | — |
May 16, 2025 | Locked | — | — | — | — | — | — | — |
May 16, 2025 | Locked | — | — | — | — | — | — | — |
May 16, 2025 | Locked | — | — | — | — | — | — | — |
May 16, 2025 | Locked | — | — | — | — | — | — | — |
May 1, 2025 | Locked | — | — | — | — | — | — | — |
May 1, 2025 | Locked | — | — | — | — | — | — | — |
May 1, 2025 | Locked | — | — | — | — | — | — | — |
May 1, 2025 | Locked | — | — | — | — | — | — | — |
May 1, 2025 | Locked | — | — | — | — | — | — | — |
May 1, 2025 | Locked | — | — | — | — | — | — | — |
Apr 1, 2025 | Locked | — | — | — | — | — | — | — |
Apr 1, 2025 | Locked | — | — | — | — | — | — | — |
Apr 1, 2025 | Locked | — | — | — | — | — | — | — |
Apr 1, 2025 | Locked | — | — | — | — | — | — | — |
Apr 1, 2025 | Locked | — | — | — | — | — | — | — |
Apr 1, 2025 | Locked | — | — | — | — | — | — | — |
Mar 7, 2025 | Locked | — | — | — | — | — | — | — |
Mar 3, 2025 | Locked | — | — | — | — | — | — | — |
Mar 3, 2025 | Locked | — | — | — | — | — | — | — |
Mar 3, 2025 | Locked | — | — | — | — | — | — | — |
Mar 3, 2025 | Locked | — | — | — | — | — | — | — |
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Mar 3, 2025 | Locked | — | — | — | — | — | — | — |
Mar 3, 2025 | Locked | — | — | — | — | — | — | — |
Mar 3, 2025 | Locked | — | — | — | — | — | — | — |
Mar 1, 2025 | Locked | — | — | — | — | — | — | — |
Mar 1, 2025 | Locked | — | — | — | — | — | — | — |
Mar 1, 2025 | Locked | — | — | — | — | — | — | — |
Mar 1, 2025 | Locked | — | — | — | — | — | — | — |
Mar 1, 2025 | Locked | — | — | — | — | — | — | — |
Click "View" in the SEC Filing column to access the detailed SEC form submission for each transaction.
Executive Activity:
Executives have been net buyers of MPLX stock, which is typically a strong positive signal.